ul {
	list-style: none;
	padding: 0;
	border: 0;
	margin: 0;
}

.roll {
	z-index: -1;
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	overflow: hidden;
}

.roll img{
	width: 99%;
	height: 100%;
	margin-left: 0.5%;
	display: block;
}